 In the late 1990s he returned to Baltimore, and opened Gertrude's at the Baltimore Museum of Art.Serving locally sourced food, Gertrude's received positive press in "Food & Wine", "Travel & Leisure", the "Washington Post", "Edible DC", the "Baltimore Sun", and has been a multi-year winner of "Baltimore Magazine"’s “Best of Baltimore,”.Shields specializes in regional American coastal cuisine, and in particular the cuisine of his native Chesapeake Bay region.